<script setup lang="ts">
import { toTypedSchema } from "@vee-validate/zod"
import { Check, ChevronsUpDown } from "lucide-vue-next"
import { useForm } from "vee-validate"

import { h } from "vue"

import * as z from "zod"
import { cn } from "@/lib/utils"
import { Button } from "@/registry/new-york/ui/button"
import { Combobox, ComboboxAnchor, ComboboxEmpty, ComboboxGroup, ComboboxInput, ComboboxItem, ComboboxItemIndicator, ComboboxList, ComboboxTrigger } from "@/registry/new-york/ui/combobox"
import {
  FormControl,
  FormDescription,
  FormField,
  FormItem,
  FormLabel,
  FormMessage,
} from "@/registry/new-york/ui/form"
import { toast } from "@/registry/new-york/ui/toast"

const languages = [
  { label: "English", value: "en" },
  { label: "French", value: "fr" },
  { label: "German", value: "de" },
  { label: "Spanish", value: "es" },
  { label: "Portuguese", value: "pt" },
  { label: "Russian", value: "ru" },
  { label: "Japanese", value: "ja" },
  { label: "Korean", value: "ko" },
  { label: "Chinese", value: "zh" },
] as const

const formSchema = toTypedSchema(z.object({
  language: z.string({
    required_error: "Please select a language.",
  }),
}))

const { handleSubmit, setFieldValue } = useForm({
  validationSchema: formSchema,
  initialValues: {
    language: "",
  },
})

const onSubmit = handleSubmit((values) => {
  toast({
    title: "You submitted the following values:",
    description: h("pre", { class: "mt-2 w-[340px] rounded-md bg-slate-950 p-4" }, h("code", { class: "text-white" }, JSON.stringify(values, null, 2))),
  })
})
</script>

<template>
  <form class="space-y-6" @submit="onSubmit">
    <FormField name="language">
      <FormItem class="flex flex-col">
        <FormLabel>Language</FormLabel>

        <Combobox by="label">
          <FormControl>
            <ComboboxAnchor>
              <div class="relative w-full max-w-sm items-center">
                <ComboboxInput :display-value="(val) => val?.label ?? ''" placeholder="Select language..." />
                <ComboboxTrigger class="absolute end-0 inset-y-0 flex items-center justify-center px-3">
                  <ChevronsUpDown class="size-4 text-muted-foreground" />
                </ComboboxTrigger>
              </div>
            </ComboboxAnchor>
          </FormControl>

          <ComboboxList>
            <ComboboxEmpty>
              Nothing found.
            </ComboboxEmpty>

            <ComboboxGroup>
              <ComboboxItem
                v-for="language in languages"
                :key="language.value"
                :value="language"
                @select="() => {
                  setFieldValue('language', language.value)
                }"
              >
                {{ language.label }}

                <ComboboxItemIndicator>
                  <Check :class="cn('ml-auto h-4 w-4')" />
                </ComboboxItemIndicator>
              </ComboboxItem>
            </ComboboxGroup>
          </ComboboxList>
        </Combobox>

        <FormDescription>
          This is the language that will be used in the dashboard.
        </FormDescription>
        <FormMessage />
      </FormItem>
    </FormField>

    <Button type="submit">
      Submit
    </Button>
  </form>
</template>
